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FNA | Family List | FNA Vol. 4 | Chenopodiaceae | Atriplex

43. Atriplex leucophylla (Moquin-Tandon) D. Dietrich, Syn. Pl. 5: 536. 1852.

Whiteleaf orach

Obione leucophylla Moquin-Tandon in A. P. de Candolle and A. L. P. P. de Candolle, Prodr. 13(2): 109. 1849

Herbs, prostrate (decumbent or procumbent), many branched, 1.5-6 dm, somewhat woody below, coarse, white scurfy. Leaves many, sometimes crowded; blade orbiculate to ovate or ovate-lanceolate to elliptic or oblong, 8-40 × 4-18 mm, base obtuse or rounded, white scurfy. Staminate flowers in dense terminal spikes. Pistillate flowers in few-flowered, axillary clusters. Fruiting bracteoles not compressed, 5-7 mm, faces usually with wartlike projections, scurfy. Seeds dark red-brown, 2.5-3 mm.

Flowering spring-fall. Sea beaches, along coasts, at higher elevation inland; 0-30 m; Calif.; Mexico (Baja California).

Atriplex leucophylla occurs with Potentilla, Camissonia, Ambrosia, Cakile, and Calystegia.


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